Filtration capsule



FIG. 1 is a perspective view of a filtration capsule embodying the new design;

FIG. 2 is a top view of a filtration capsule embodying the new design;

FIG. 3 is a bottom view of a filtration capsule embodying the new design;

FIG. 4 is a right view of a filtration capsule embodying the new design;

FIG. 5 is a left view of a filtration capsule embodying the new design;

FIG. 6 is a back view of a filtration capsule embodying the new design; and,

FIG. 7 is a front view of a filtration capsule embodying the new design.

The phantom lines showing form no part of the claimed design. 

The ornamental design for a filtration capsule, substantially as shown and described. 